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Fig. 4 | BMC Oral Health

Fig. 4

From: The effect of combined maxillary pad movable appliance and FR-III functional appliance in the treatment of skeletal Class III malocclusion of deciduous teeth

Fig. 4

Schematic diagram of the measurement marker points before and after hard tissue treatment. N: nasion point; S: center point of sella; O: orbital point; P: ear point; A: upper alveolar seat point; UI: upper central incisor point; UIA: upper central incisor apex point; B: lower alveolar seat; LI: lower incisor point; LIA: lower incisor apical point; Po: anterior mentation point; Me: submental point; Gn: chin apex, GOI: tangent to the lower edge of the mandibular angle, distance calibration point A, distance calibration point B

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BMC Oral Health

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